<template>
  <div>
      <city-header></city-header>
      <CitySearch :cities="cities"></CitySearch>
      <city-list 
      :cities="cities" 
      :hot="hotCities"
      :letter="letter"
      ></city-list>
      <city-alphabet  :cities="cities" @change="handleLetterChange"></city-alphabet>
  </div>
</template>

<script>
import axios from 'axios'
import CityHeader from './components/Header.vue'
import CitySearch from './components/Search.vue'
import CityList from './components/List'
import CityAlphabet from './components/Alphabet'
export default {
name:'City',
components:{
 CityHeader,
 CitySearch,
 CityList,
 CityAlphabet
},
data() {
  return {
    cities:{},
    hotCities:[],
    letter:''
  }
},
methods:{
    getCityInfo(){
      axios.get('/api/city.json').then(this.handleGetCityInfoSucc)
    },
    handleGetCityInfoSucc(res){
      res=res.data
      if(res.ret&&res.data){
        const data =res.data
        this.cities=data.cities
        this.hotCities=data.hotCities

      }
    },
    handleLetterChange(letter){
      this.letter=letter
    }
},
mounted() {
  this.getCityInfo()
},
}
</script>

<style lang="stylus" scoped>

</style>